Plug force tester



FIG. 1 is a perspective view of an embodiment of a plug force tester,showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a further perspective view showing additional, optionalfeatures for a design of a plug force tester;

FIG. 9 is a further front view thereof showing additional, optionalfeatures;

FIG. 10 is a further rear view thereof showing additional, optionalfeatures;

FIG. 11 is a further side view thereof showing additional, optionalfeatures;

FIG. 12 is a further second side view thereof showing additional,optional features;

FIG. 13 is a further top view thereof showing additional, optionalfeatures; and,

FIG. 14 is a further bottom view thereof showing additional, optionalfeatures.

The broken lines in the Figures are for the purpose of illustratingunclaimed portions of the plug force tester and form no part of theclaimed design.

The shade lines in the Figures show contour and not surfaceornamentation.

CLAIM The ornamental design for a plug force tester, as shown anddescribed.